Windsor 25 km
- When
- Sat, Apr 18, 2026, 4:00 AM
- Where
- Windsor, GB
- Distances
- 10K · Marathon · Ultra Marathon
- Terrain
- TRAIL
- Elevation gain
- 320 m
- Typical weather
- Mild
- Organizer
- Action Challenge Ltd
About
The 10 km challenge, staged by Action Challenge Ltd, is scheduled for Saturday, 18 April 2026, starting from Windsor Racecourse, featuring a flat family‑friendly loop around Eton and the Thames path, with just 25 meters of climbing.